Greenport, NY Weather Forecast

Local 7-day forecast

53°
F

Patchy Fog

Track current conditions, temperature changes, wind, and the full daily outlook for Greenport, NY in one place.

Saturday, April 18, 2026
Wind: 10 mph E
This Afternoon

Patchy fog after 5pm. Mostly cloudy. High near 53, with temperatures falling to around 51 in the afternoon. East wind around 10 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Greenport, NY is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 18, 2026 4:12 PM EDT.

The active forecast window currently covers Apr 18 to Apr 24, 2026 for Greenport, NY.

Page Snapshot

Page focus
city weather
Forecast window
Apr 18 to Apr 24, 2026
Latest sync
Apr 18, 2026 4:12 PM EDT
Forecast office
OKX
Source
NOAA / NWS
Next High
53°F
This Afternoon
Next Low
45°F
Tonight
Rain Outlook
9
Periods mentioning precipitation
Windiest
6 to 17 mph
Sunday

Daily Outlook

Today
Apr 18
Patchy Fog
53 °F
/ 45°F
Wind 10 mph
Sun
Apr 19
Rain Showers
57 °F
/ 40°F
Wind 6 to 17 mph
Mon
Apr 20
Mostly Sunny then Slight Chance Rain Showers
50 °F
/ 35°F
Wind 10 mph
Tue
Apr 21
Sunny
49 °F
/ 41°F
Wind 7 to 10 mph
Wed
Apr 22
Slight Chance Rain Showers
56 °F
/ 44°F
Wind 10 mph
Thu
Apr 23
Sunny
57 °F
/ 46°F
Wind 8 mph
Fri
Apr 24
Mostly Sunny
57 °F
/ 45°F
Wind 6 to 9 mph

This Week in Greenport

Sunday looks like the warmest upcoming period in Greenport at 57 degrees F.

Monday Night is the coolest period ahead with temperatures near 35 degrees F.

The strongest winds are forecast for Sunday at about 6 to 17 mph W.

Precipitation is mentioned in 9 upcoming forecast periods.

Forecast Details

Last updated
Apr 18, 2026 4:12 PM EDT
Coverage
7 days
Time zone
America/New_York
Forecast office
OKX
Radar station
KOKX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tonight
Apr 18
45°F
Patchy Fog
3 to 7 mph SE

Patchy fog before 5am, then patchy fog and a slight chance of rain showers. Cloudy. Low around 45, with temperatures rising to around 47 overnight. Southeast wind 3 to 7 mph. Chance of precipitation is 20%.

Sunday
Apr 19
57°F
Rain Showers
6 to 17 mph W

Rain showers and patchy fog. Cloudy. High near 57, with temperatures falling to around 49 in the afternoon. West wind 6 to 17 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.

Sunday Night
Apr 19
40°F
Rain Showers then Partly Cloudy
8 to 15 mph NW

Rain showers before 8pm. Partly cloudy. Low around 40, with temperatures rising to around 42 overnight. Northwest wind 8 to 15 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.

Monday
Apr 20
50°F
Mostly Sunny then Slight Chance Rain Showers
10 mph W

A slight chance of rain showers after 2pm. Mostly sunny. High near 50, with temperatures falling to around 48 in the afternoon. West wind around 10 mph. Chance of precipitation is 20%.

Monday Night
Apr 20
35°F
Slight Chance Rain Showers then Partly Cloudy
12 mph NW

A slight chance of rain showers before 8pm. Partly cloudy, with a low around 35.

Tuesday
Apr 21
49°F
Sunny
7 to 10 mph W

Sunny, with a high near 49.

Tuesday Night
Apr 21
41°F
Partly Cloudy then Slight Chance Rain Showers
12 mph SW

A slight chance of rain showers after 2am. Partly cloudy, with a low around 41.

Wednesday
Apr 22
56°F
Slight Chance Rain Showers
10 mph SW

A slight chance of rain showers. Partly sunny, with a high near 56.

Wednesday Night
Apr 22
44°F
Slight Chance Rain Showers then Partly Cloudy
8 mph W

A slight chance of rain showers before 8pm. Partly cloudy, with a low around 44.

Thursday
Apr 23
57°F
Sunny
8 mph NW

Sunny, with a high near 57.

Thursday Night
Apr 23
46°F
Partly Cloudy
8 mph NW

Partly cloudy, with a low around 46.

Friday
Apr 24
57°F
Mostly Sunny
6 to 9 mph W

Mostly sunny, with a high near 57.

Friday Night
Apr 24
45°F
Partly Cloudy then Slight Chance Rain Showers
9 mph SE

A slight chance of rain showers after 2am. Partly cloudy, with a low around 45.

Detailed Forecast

Period Conditions Temp Wind
This Afternoon
Apr 18
Patchy Fog
53°F
10 mph
E
Tonight
Apr 18
Patchy Fog
45°F
3 to 7 mph
SE
Sunday
Apr 19
Rain Showers
57°F
6 to 17 mph
W
Sunday Night
Apr 19
Rain Showers then Partly Cloudy
40°F
8 to 15 mph
NW
Monday
Apr 20
Mostly Sunny then Slight Chance Rain Showers
50°F
10 mph
W
Monday Night
Apr 20
Slight Chance Rain Showers then Partly Cloudy
35°F
12 mph
NW
Tuesday
Apr 21
Sunny
49°F
7 to 10 mph
W
Tuesday Night
Apr 21
Partly Cloudy then Slight Chance Rain Showers
41°F
12 mph
SW
Wednesday
Apr 22
Slight Chance Rain Showers
56°F
10 mph
SW
Wednesday Night
Apr 22
Slight Chance Rain Showers then Partly Cloudy
44°F
8 mph
W
Thursday
Apr 23
Sunny
57°F
8 mph
NW
Thursday Night
Apr 23
Partly Cloudy
46°F
8 mph
NW
Friday
Apr 24
Mostly Sunny
57°F
6 to 9 mph
W
Friday Night
Apr 24
Partly Cloudy then Slight Chance Rain Showers
45°F
9 mph
SE
2005-08-08 - United States - New York - Long Island - North Fork - Southold - Greenport - Pier - Bir 4887640161
2005-08-08 - United States - New York - Long Island - North Fork - Southold - Greenport - Pier - Bir 4887640161 image
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.